#include<stdio.h>
#include<stdlib.h>
int main(int argc,char **argv)
{
	if(argc==3)
	{
	   char* srcfile=argv[1];
	   char* dstfile=argv[2];
	   FILE *fp1=fopen(srcfile,"r");
	   if(fp1==0)
	   {
	     printf("file not exist");
	     return -1;
	   }
	   FILE *fp2=fopen(dstfile,"w");
	   while(1)
       {
		   char c=fgetc(fp1);
		   if(feof(fp1));
	          break; 
		   fputc(c,fp2);
	   }
	   fclose(fp1);
       fclose(fp2);
    }
	return 0;
}
